books.google.com - Covers all aspects of caring for tropical freshwater fish in the home, explaining how to set up an aquarium, selecting a tank, heating and lighting, filtration, and choosing suitable fish....https://books.google.com/books/about/Handbook_of_Tropical_Aquarium_Fishes.html?id=CIoMAQAAIAAJ&utm_source=gb-gplus-shareHandbook of Tropical Aquarium Fishes